test_asyncore.py 文件源码

def test_unhandled(self):
        d = asyncore.dispatcher()
        d.ignore_log_types = ()

        # capture output of dispatcher.log_info() (to stdout via print)
        fp = StringIO()
        stdout = sys.stdout
        try:
            sys.stdout = fp
            d.handle_expt()
            d.handle_read()
            d.handle_write()
            d.handle_connect()
        finally:
            sys.stdout = stdout

        lines = fp.getvalue().splitlines()
        expected = ['warning: unhandled incoming priority event',
                    'warning: unhandled read event',
                    'warning: unhandled write event',
                    'warning: unhandled connect event']
        self.assertEqual(lines, expected)